webnn: Add WPTs asserting input tensors are not modified
The TFLite and CoreML backends explicitly assume that tensors passed as
an input to graph execution are not modified by the underlying
framework. We should specify this behavior
Bug: 366130770
Change-Id: I326975b05ca1163a3cba6a90e81ee22982252a65
Cq-Include-Trybots: luci.chromium.try:win11-blink-rel,mac14-blink-rel,mac14.arm64-blink-rel
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5848368
Reviewed-by: Weizhong Xia weizhong@google.com
Reviewed-by: ningxin hu ningxin.hu@intel.com
Commit-Queue: Austin Sullivan asully@chromium.org
Cr-Commit-Position: refs/heads/main@{#1354900}